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PSY 255 Personality Psychology – Trait Theory, Genetics & Motivation – 40 Questions Grand Canyon University

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This document contains 40 verified exam questions and answers for PSY 255 Exam 2 at Grand Canyon University (GCU), focusing on personality psychology from a trait and biological perspective. The content covers evolutionary personality theory (parental investment, lipstick effect), major contributors such as Henry Murray (Thematic Apperception Test) and Raymond Cattell (factor analysis), Hans Eysenck’s three-factor model (Extraversion, Neuroticism, Psychoticism), and the Big Five personality traits with emphasis on conscientiousness as a predictor of job performance. The material also explores genetic and environmental influences on personality through twin and adoption studies, cortical arousal differences in extraverts and introverts, temperament research in children, achievement motivation (mastery goals, attribution theory), affective intensity, and cross-cultural findings in personality research. Key methodological concepts include nomothetic vs. idiographic approaches, trait continua, and the biological basis of personality. The structured question-and-answer format supports efficient review for undergraduate personality psychology coursework and aligns with standard Personality Psychology textbooks commonly used in PSY 255 at GCU. This resource is suitable for: PSY 255 Personality Psychology Introduction to Personality Theory Evolutionary Psychology Modules Trait Theory and Assessment Courses This document is especially beneficial for: Grand Canyon University (GCU) psychology students Undergraduate psychology majors Students preparing for Exam 2 in personality psychology Individuals reviewing trait theory and genetic influences on personality Students studying achievement motivation and temperament research Keywords: PSY 255 exam 2 GCU, personality psychology exam review, evolutionary personality theory, parental investment theory, Thematic Apperception Test TAT, Eysenck three factor model, extraversion and cortical arousal, Big Five personality traits, conscientiousness job performance, twin study method, adoption studies personality, nomothetic approach, mastery goals motivation, attribution theory effort, temperament research children, factor analysis Cattell, affective intensity, lipstick effect theory

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PSY 255 Exam 2 GCU 2026
Exam Questions and Answers |
100% Solved


According to evolutionary personality theory, men and women base their

choice of romantic partners in part on concerns for "parental investment."

This means we - 🧠 ANSWER ✔✔select mates who are likely to contribute

to successful reproduction and child-raising

One of Henry Murray's chief contributions to the field of personality

psychology was the development of the - 🧠 ANSWER ✔✔Thematic

Apperception Test

, Cross-cultural researchers investigating achievement motivation find - 🧠

ANSWER ✔✔the meaning of achievement varies as a function of culture.


•4

A psychologist collects data from a large number of people. She places

each person on a continuum ranging from high to low conscientiousness

and makes predictions about how people in the high range will act

compared to those in the low range. This psychologist is using the

________________________


approach to understand personality. - 🧠 ANSWER ✔✔nomothetic


A woman likes to spend her time with others, enjoys loud music, often acts

impulsively, and does not like to be alone. According to Eysenck's model of

personality, this woman is - 🧠 ANSWER ✔✔highly extraverted.


Research on achievement and gender finds that men and women often

differ in - 🧠 ANSWER ✔✔How they define success


For many years, psychologists debated the question of "nature versus

nurture" in an "either/or" fashion. In what way has that question changed for

today's personality psychologists? - 🧠 ANSWER ✔✔To what extent and

how do both genetics and the environment influence personality?

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